1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
VMariaS [17]
4 years ago
12

MS and Vitamin D: Multiple sclerosis (MS) is an autoimmune disease that strikes more often the farther people live from the equa

tor. Could vitamin D - which most people get from the sun's ultraviolet rays - be a factor? Researchers compared vitamin D levels in blood samples from 150 US military personnel who have developed MS with blood samples of nearly 300 who have not. The samples were taken, on average, five years before the disease was diagnosed. Those with the highest blood vitamin D levels had a 62% lower risk of MS than those with the lowest levels. (The link was only in whites, not in blacks or Hispanics).
a) What kind of study was this?
b) Is that an appropriate choice for investigating this problem? Explain.
c) Who were the subjects?
d) What were the variables?
Health
1 answer:
Tema [17]4 years ago
5 0

Explanation:

a) This is a retrospective observational study.

b) This is an appropriate choice due to the rareness of MS.

c) The subjects were US military personnel, some of which had developed MS.

d) The variables were the vitamin D blood levels and whether or not the person developed MS.

You might be interested in
5. Which one of the following vitamins helps prevent osteoporosis?
vfiekz [6]
Vitamin D helps strengthens bones which would prevent osteoporosis
6 0
4 years ago
What's your stuffies name? <br> Mine is Kenny he loves hugs :)
ivanzaharov [21]

Answer:

Mine doesn't have one

Explanation:

I am terrible at naming things so I decided to just not name them.

8 0
3 years ago
Provide a detailed explanation of the concept of informed consent and why it is vital within mental health services.
Allushta [10]

Answer:

In health services, informed consent can be described as a permission given by the patient to the health care provider for treatment while being fully aware of the possible hazards and benefits of the particular treatment.

Informed consent is necessary so that no dispute arises between a health care provider and the patient or his family. Informed consent is an obligation for any health service. As every person has control over what is done to his/her body, hence an informed consent provides a legal permission for providing any kind of services to another person's body or mind.

6 0
3 years ago
"Populalfoo refers to the total number people
kari74 [83]

Answer:

Population has to do with the totality of all living species that are inhabited in a particular place (meaning the location of the species at the moment) and at a particular point in time (time consideration is important because there are certain factors which can initiate the migration of species for instance weather factor, search for food etc )

Explanation:

In biology, populace is the relative multitude of living beings of similar gathering or species who live in a specific geological territory and are fit for interbreeding.

The territory of a sexual populace is where between reproducing is conceivable between any pair inside the region and more plausible than cross rearing with people from different regions.

In sociology, populace alludes to an assortment of people. Demography is a sociology which involves the measurable investigation of populaces. Populace, in more straightforward terms, is the quantity of individuals in a city or town, area, nation or world; populace is generally controlled by a cycle called enumeration (a cycle of gathering, dissecting, incorporating and distributing information).

3 0
3 years ago
_____ can be best defined as a conscious process of making choices among one or more alternatives with the intention of moving t
Rainbow [258]

Answer:

Decision Making

Explanation:

In its simplest form decision making is defined as the act of choosing between two or more options.

It entails making a choice that best suits the solution to a problem or need.

People make decision in order to arrive at the best possible outcome.

4 0
4 years ago
Other questions:
  • How can you boost your mental and emotional health at school? A. Avoid making friends. B. Join extracurricular activities and cl
    14·2 answers
  • How to work on Apex on your phone
    11·1 answer
  • What is the percentage composition of the average human body?
    10·1 answer
  • BRAINLIEST ANSWERS PLEASE
    10·1 answer
  • Match teach example to the correct category <br> I need help !!!!
    5·1 answer
  • Parents are old-fashioned and just do not understand what teenagers are going through. true or false
    10·2 answers
  • NEED HELP FAST PLEASE
    14·2 answers
  • Physiology help? Thanks!
    13·1 answer
  • Oh my god goodbye. king von
    12·2 answers
  • The structure that controls superior displacement of the clavicle is the:
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!